Zach tried to solve an equation step by step. 34=z−1234+12=z−12+12Step 154=zStep 2\begin{aligned} \dfrac34&=z-\dfrac12 \dfrac34+\dfrac12&=z-\dfrac12+\ dfrac12&\green{\text{Step } 1} \dfrac54&=z&\blue{\text{Ste p } 2} \end{aligned} 4 3 4 3 + 2 1 4 5 =z− 2 1 =z− 2 1 + 2 1 =z Step 1 Step 2 Find Zach's mistake. Choose 1 Choose 1

Question:

Zach tries to solve an equation step by step;

Step 1:

Step 2:

Find Zach's mistake;

Zach didn't make any mistake

Step-by-step explanation:

Given: the steps above

At step 1, he applied addition property of equality by adding to both sides of the equation

Step 2 is a result of step 1 and he rightly added the fractions

Further Explanation;

Add to both sides

Take LCM of fractions at the left hand side

Reorder

Analyzing the steps one after the other, we can conclude that Zach didn't make any mistake;

that would be a prism, if not right, feel free to correct me